Pinecone 22-I
Seed Plants
This young pinecone contains seeds but they are "naked" rather than covered by some kind of "coat" as are flowering plant seeds.

Chapter Outline
  1. Description of Spermatophyta
  2. Classification of Spermatophyta
  3. Ginkgophyta
  4. Gnetophyta
  5. Cycadophyta
  6. Coniferophyta


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